. Electric railway review . e. The brake head recommended Isadapted to both the Hanged and unflanged shoes. The un-flanged shoes to go with this head are reversible on their ownwheels, and the flanged shoes may be reversed by changingthe shoe from end to end on the brake beam. To accommodate wheels in service, with threads narrowerthan 3-inch, the committee deems it advisable to recommendthe second brake head and shoe illustrated on sheet B. Thishead is adapted for use on any of the narrower tread ofwheels, viz., those less than 3 inches wide. The brake shoe 540 ELECTRIC RAILWAY REVIEW Vol. XV


. Electric railway review . e. The brake head recommended Isadapted to both the Hanged and unflanged shoes. The un-flanged shoes to go with this head are reversible on their ownwheels, and the flanged shoes may be reversed by changingthe shoe from end to end on the brake beam. To accommodate wheels in service, with threads narrowerthan 3-inch, the committee deems it advisable to recommendthe second brake head and shoe illustrated on sheet B. Thishead is adapted for use on any of the narrower tread ofwheels, viz., those less than 3 inches wide. The brake shoe 540 ELECTRIC RAILWAY REVIEW Vol. XVIII, No. 15c. can be used either flanged or unflanged. the unflanged shoe be-ing reversible upon the same wheel and the flanged shoe willbe reversible by changing it to the other end of the brakebeam, thus requiring but one pattern of brake shoe for allequipment which will be standardized with this bralie attempt has been made at this time to suggest a stand-ard for the brake head hanger arrangement, as the patterns. SCC7/OA//I-B Sscr/o/v&/J standardization—Brake Head and Brake Shoe and Key forNarrow-Tread Wheels submitted are simply tor the brake shoe attachment. For thebrake head shown in Sheet A, It is intended to use the brakeshoe key now in general use. The exhibit of the National Brake & Electric Companyconsists of the complete line of compressors, including manydifferent types manufactured by it, ranging in capacity from11 to 50 cubic feet per minute. One of the compressors is a25-foot A. C. compressor. The company is also showingtwo portable compressor outfits, one of which has a capacityof 11 feet per minute, and the other a capacity of 50 feetSchedules MSH. and TSH., embodying a new type ofemergency and quick release valve, are shown by tworacks, which include all the apparatus which wouldbe installed upon a motor and a trailer car. The rep-resentatives of the company in attendance at the conventionsare: R. P. Tell, vice-president and general manager;


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Keywords: ., bookcentury1900, bookdecade1900, booksubjectstreetr, bookyear1906